package org.fisco.bcos.web3j.crypto.gm.sm2.util;

public interface Memoable {
    /**
     * Produce a copy of this object with its configuration and in its current state.
     *
     * <p>The returned object may be used simply to store the state, or may be used as a similar
     * object starting from the copied state.
     */
    public Memoable copy();

    /**
     * Restore a copied object state into this object.
     *
     * <p>Implementations of this method <em>should</em> try to avoid or minimise memory allocation
     * to perform the reset.
     *
     * @param other an object originally {@link #copy() copied} from an object of the same type as
     *     this instance.
     * @throws ClassCastException if the provided object is not of the correct type. if the
     *     <b>other</b> parameter is in some other way invalid.
     */
    public void reset(Memoable other);
}
